seem as if 的用法

seem的一个用法
seem常用于由as if / though引导的从句中.
It seems as if somebody is calling you.好像有人在叫你.
It seems as though he were very stupid.看来他似乎很笨.
注意：在as if / though引起的从句中,如果说的是非真实的情况,从句谓语用虚拟语气,如上句he were very stupid.如果所述的情况实现的可能性较大,则从句的谓语常用陈述语气.